feat: add custom webhook message

pkg/message/dtalk.go

@@ -33,7 +33,12 @@ func (t *Dtalk) Request(msg interface{}) ([]byte, error) {
 		return nil, err
 	}
 
-	defer resp.Body.Close()
+	defer func(Body io.ReadCloser) {
+		err := Body.Close()
+		if err != nil {
+
+		}
+	}(resp.Body)
 	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil, err